Update boardBody.js

Fix for create card.

client/components/boards/boardBody.js

@@ -320,7 +320,7 @@ BlazeComponent.extendComponent({
   calendarOptions() {
     return {
       id: 'calendar-view',
-      defaultView: 'agendaDay',
+      defaultView: 'month',
       editable: true,
       selectable: true,
       timezone: 'local',